Eltorque QT Series - Default Chapter; Table of Contents

User Manual QT250 and QT800, ID 2021 2.0 July 2018
Page 3 of 86
Table of Contents
Chapter 1 Introduction ............................................................................................................................................................... 7
1.1 System Overview ........................................................................................... 7
1.2 Description .................................................................................................... 8
1.3 Features ......................................................................................................... 9
1.4 Area of use .................................................................................................... 9
1.5 Technical support information .................................................................. 10
1.6 Reader groups ............................................................................................. 10
1.7 Notation used in this manual ..................................................................... 10
1.8 Related documentation .............................................................................. 11
1.9 Disclaimer .................................................................................................... 11
1.10 Terms and abbreviations ............................................................................ 11
1.11 About this user manual .............................................................................. 13
Chapter 2 HSE Information.................................................................................................................................................... 15
2.1 Care and cleaning of actuator .................................................................... 15
2.2 Disposal and waste handling ..................................................................... 15
Chapter 3 Product Description ........................................................................................................................................... 17
3.1 QT250 and QT800 actuators ..................................................................... 17
3.2 Actuator control system examples ............................................................ 18
3.3 Technical specification ............................................................................... 19
3.4 Actuator components ................................................................................. 21
3.4.1 QT250 Actuator --------------------------------------------------------------------- 21
3.4.2 QT800 Actuator --------------------------------------------------------------------- 21
3.5 Communication interface box ................................................................... 22
3.6 Labelling ...................................................................................................... 22
3.7 Cabling ......................................................................................................... 23
3.8 Storage ......................................................................................................... 23
3.9 Engineering information ............................................................................. 24
3.9.1 Power circuit design --------------------------------------------------------------- 24
3.9.2 Duty performance ------------------------------------------------------------------ 24
3.9.3 Endurance ------------------------------------------------------------------------------ 25
3.9.4 Shielding considerations -------------------------------------------------------- 25
3.9.5 Communication interface considerations ------------------------------- 25
3.9.6 Installations with Eltorque Hybrid Marine Cable --------------------- 27
3.9.7 Orientation ----------------------------------------------------------------------------- 28
3.9.8 Space requirements ---------------------------------------------------------------- 28
3.9.9 Mounting -------------------------------------------------------------------------------- 31
3.9.10 Additional information adaption actuator/valve --------------------- 31
3.9.11 Torque considerations for valve and actuator ------------------------- 31
3.9.12 Closing time --------------------------------------------------------------------------- 31
3.9.13 Configuration ------------------------------------------------------------------------- 32
Chapter 4 Mounting and Installation .............................................................................................................................. 33
4.1 Mounting the actuator on the valve .......................................................... 33
4.2 Mounting procedure QT250 and QT800 ................................................... 33
4.3 Valve flange fastening holes ...................................................................... 34
4.4 Cable connection overview ......................................................................... 35